Casey Janssen vs. Carlos Martinez — Career Comparison

Carlos Martinez built a career as a starting pitcher and Casey Janssen as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Carlos Martinez led in home run suppression (HR9+ 180 vs 85), run prevention (ERA+ 130 vs 87), and strikeout rate (K%+ 113 vs 76). Casey Janssen held the edge in walk avoidance (BB%+ 171 vs 87). Role difference aside, Carlos Martinez holds a clear edge on every meaningful shared measure.